Hadith #2787 (Sunan Abi Dawud)
Book: Jihad (Kitab Al-Jihad)
Narrator(s): Abdullah bin 'Awn bin Artaban عبد الله بن عون بن أرطبان الخزار, Hameed bin Musa'da bin al-Mubarak حميد بن مسعدة بن المبارك, Makhnaf bin Sulaym bin al-Harith, Masdad bin Masrhad مسدد بن مسرهد بن مسربل, Yazid bin Zari' يزيد بن زريع
Grade: Sahih

To proceed, the Messenger of Allah (ﷺ) said: Anyone who associates with a polytheist and lives with him is like him.

Source: https://parallelquran.com/hadith/sunan-abi-dawud-2787/